Contains data from norton\nnhs.dta
  obs:         5,058                          
 vars:             9                          9 Feb 2000 17:19
 size:       182,088 (99.1% of memory free)
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              storage  display     value
variable name   type   format      label      variable label
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id              str5   %9s                    ID
ear             str5   %9s                    
sitenum         byte   %8.0g                  
currage         float  %9.0g                  
gender          str1   %9s                    Gender
d               float  %9.0g                  Hearing impaired
y1              float  %9.0g                  DPOAE 65 at 2kHz
y2              float  %9.0g                  TEOAE 80 at 2kHz
y3              float  %9.0g                  ABR
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